Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual localização mostra que a rodada foi 1 e contra Ricky Shivers?
 ###Tabelas: CREATE TABLE victories_by_nationality (victories_by_nationality_id AUTO_INCREMENT PRIMARY KEY, Country VARCHAR, Men's Open INT, Women's Open INT, Men's Wheelchair INT, Women's Wheelchair INT, Total INT) CREATE TABLE religious_affiliation_by_geography_and_by_ethnic_group (religious_affiliation_by_geography_and_by_ethnic_group_id AUTO_INCREMENT PRIMARY KEY, Ethnic Group VARCHAR, Main Regions VARCHAR, Population INT, Percentage of total population VARCHAR, Christians VARCHAR, Muslims VARCHAR, Other VARCHAR) CREATE TABLE post_war_1946-1974 (post_war_1946-1974_id AUTO_INCREMENT PRIMARY KEY, Date VARCHAR, Venue VARCHAR, Home Team VARCHAR, Score VARCHAR, Away Team VARCHAR, Competition VARCHAR, Winner VARCHAR, Head to Head VARCHAR) CREATE TABLE cooperative_programs (cooperative_programs_id AUTO_INCREMENT PRIMARY KEY, Team Name VARCHAR, Schools VARCHAR, Sports VARCHAR, Host VARCHAR, Nickname(s) VARCHAR, Colors VARCHAR, Enrollment (2013/14) INT) CREATE TABLE mixed_martial_arts_record (mixed_martial_arts_record_id AUTO_INCREMENT PRIMARY KEY, Res. VARCHAR, Record VARCHAR, Opponent VARCHAR, Method VARCHAR, Event VARCHAR, Round INT, Location VARCHAR)  
SELECT Location FROM mixed_martial_arts_record WHERE Round = 1 AND Opponent = ricky shivers